/**
* Copyright 2005 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.rule;
/**
* Indicates an attempt to add a <code>Rule</code> to a <code>Package</code>
* that already contains a <code>Rule</code> with the same name.
*
* @see Rule
* @see Package
*
* @author <a href="mailto:bob@eng.werken.com">bob mcwhirter </a>
*/
public class DuplicateRuleNameException extends RuleConstructionException {
/**
*
*/
private static final long serialVersionUID = 510l;
/** The rule-set. */
private Package pkg;
/** The member rule. */
private Rule originalRule;
/** The conflicting rule. */
private Rule conflictingRule;
/**
* @see java.lang.Exception#Exception()
*
* @param pkg
* The <code>Package</code>.
* @param originalRule
* The <code>Rule</code> already in the <code>Package</code>.
* @param conflictingRule
* The new, conflicting <code>Rule</code>.
*/
public DuplicateRuleNameException(final Package pkg,
final Rule originalRule,
final Rule conflictingRule) {
super( createMessage( pkg,
conflictingRule ) );
this.pkg = pkg;
this.originalRule = originalRule;
this.conflictingRule = conflictingRule;
}
/**
* @see java.lang.Exception#Exception(Throwable cause)
*
* @param pkg
* The <code>Package</code>.
* @param originalRule
* The <code>Rule</code> already in the <code>Package</code>.
* @param conflictingRule
* The new, conflicting <code>Rule</code>.
*/
public DuplicateRuleNameException(final Package pkg,
final Rule originalRule,
final Rule conflictingRule,
final Throwable cause) {
super( createMessage( pkg,
conflictingRule ),
cause );
this.pkg = pkg;
this.originalRule = originalRule;
this.conflictingRule = conflictingRule;
}
/**
* Retrieve the <code>Package</code>.
*
* @return The <code>Package</code>.
*/
public Package getPackage() {
return this.pkg;
}
/**
* Retrieve the original <code>Rule</code> in the <code>Package</code>.
*
* @return The <code>Rule</code>.
*/
public Rule getOriginalRule() {
return this.originalRule;
}
/**
* Retrieve the new conflicting <code>Rule</code>.
*
* @return The <code>Rule</code>.
*/
public Rule getConflictingRule() {
return this.conflictingRule;
}
private static String createMessage(final Package pkg,
final Rule rule) {
return "Package " + ((pkg.getName() != null) ? pkg.getName() : "<no-name>") + " already contains rule with name " + rule.getName();
}
}